Fig. 5. The background-subtracted UV-vis spectra obtained from HoIII(C5H4SiMe3)3 (grey trace) and [K(2.2.2-cryptand)][HoII(C5H4SiMe3)3]. Data from HoII(C5H4SiMe3)3 1– were collected (1st) before XANES analysis (black trace), (2nd) after XANES analysis (pink trace), and (3rd) after XANES analysis and exposure to air (green trace).
